App Inventor provides ability to set property of each component. For example, if you have 10 Buttons on your screen, you can set the visibility of each component as follows:
Button1.Visible to true, Button2.Visible to true and so on for all the buttons.
However, this would increase number of blocks and would be difficult to maintain. An alternative is to use the Advanced Features of App Inventor. Using “Any Component”, you can simplify setting property of the component (e.g. visibility, Enabled, etc) in a simple approach as below:
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